Live births | 283 | 199 |
Survival up to age 8 years, % (n) live births | 71.0 (201) | 100 (199) |
Assessed at age 2 years, % (n) survivors | 99.0 (199) | 94.5 (188) |
Assessed at age 8 years, % (n) survivors | 94.0 (189) | 86.9 (173) |
Gestational age, completed weeks (seen at 8 years of age), mean (SD) | 26.5 (2.0) | 39.3 (1.1) |
Birth weight (g; seen at 8 years of age), mean (SD) | 832 (164) | 3,507 (453) |
Male, % (n) seen at 8 years of age | 52.9 (100) | 53.2 (92) |
Mother's private health insurance status, % (n) seen at 8 | 29.6 (56) | 32.9 (57) |
Mother born in English-speaking country, % (n) seen at 8 | 81.5 (154) | 83.2 (144) |